This is a very easy to use, yet powerful, upload file(s) module for Joomla. It can be as simple as just adding the directory to upload to, or you can choose to use any of the below-listed functions.

• Integrated Ajax in Joomla framework
• Multi-select file browser (Cross-browser: Mozilla, Chrome, Edge, Opera)
• You can set a file with the uploaded files name for use in galleries.
• Set any number of Form Fields with additional info from the file/image.
• Form Fields can be collected into the same file. A few JED Image Galleries are using a parameter file for labels/descriptions of images.
• Restrictions in File format to upload.
• Restriction in File size to upload.
• The user can control the upload progress all the time.

Read more http://feeds.joomla.org/~r/JoomlaExtensions/~3/tB1NFZLWcpg/simple-upload-files-by-solutecia